New Year's Day
January 2
January 3
Coming of Age Day
Foundation Day
Vernal Equinox Day
Shōwa Day
Constitution Memorial Day
Greenery Day
Children's Day
Marine Day
Respect-for-Aged Day
Autumnal Equinox Day
Health and Sports Day
Culture Day
Labor Thanksgiving Day
Emperor's Birthday
New Year's Eve
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1789
1790
1791 › 
# Date Public holiday
1Friday, 1 January 1790 New Year's Day
2Saturday, 2 January 1790 January 2
3Sunday, 3 January 1790 January 3
4Monday, 11 January 1790 Coming of Age Day
5Thursday, 11 February 1790 Foundation Day
6Saturday, 20 March 1790 Vernal Equinox Day
7Thursday, 29 April 1790 Shōwa Day
8Monday, 3 May 1790 Constitution Memorial Day
9Tuesday, 4 May 1790 Greenery Day
10Wednesday, 5 May 1790 Children's Day
11Monday, 19 July 1790 Marine Day
12Monday, 20 September 1790 Respect-for-Aged Day
13Thursday, 23 September 1790 Autumnal Equinox Day
14Monday, 11 October 1790 Health and Sports Day
15Wednesday, 3 November 1790 Culture Day
16Tuesday, 23 November 1790 Labor Thanksgiving Day
17Thursday, 23 December 1790 Emperor's Birthday
18Friday, 31 December 1790 New Year's Eve